Third-person singular simple present indicative form of attest

One who attests.

Able to be attested.

In an attestable way.

The property of being attestable.

plural of attestability

plural of attester

Of the nature of attestation.

Attesting; furnishing evidence.

(transitive) To affirm to be correct, true, or genuine. / (transitive) To certify by signature or oath. / (transitive) To certify in an official capacity.